<!doctype html>
<html>
	<head>
		<meta http-equiv="content-type" content="text/html;charset=utf-8">
		<title>frameset</title>
	</head>
	<body bgcolor="black" >
		<a href="http://baidu.com" target="_top"
		style="color:#fff;">打开百度</a>
		
	</body>
</html>